log jna link failure message
patch by Noa Resare; reviewed by jbellis for CASSANDRA-4178


Project: http://git-wip-us.apache.org/repos/asf/cassandra/repo
Commit: http://git-wip-us.apache.org/repos/asf/cassandra/commit/47783861
Tree: http://git-wip-us.apache.org/repos/asf/cassandra/tree/47783861
Diff: http://git-wip-us.apache.org/repos/asf/cassandra/diff/47783861

Branch: refs/heads/trunk
Commit: 47783861abf556f37cd2ab2f9cc6a30942213ab0
Parents: 374fa2c
Author: Jonathan Ellis <jbel...@apache.org>
Authored: Fri May 11 17:51:34 2012 -0500
Committer: Jonathan Ellis <jbel...@apache.org>
Committed: Fri May 11 17:51:34 2012 -0500

----------------------------------------------------------------------
 src/java/org/apache/cassandra/utils/CLibrary.java |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/cassandra/blob/47783861/src/java/org/apache/cassandra/utils/CLibrary.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/utils/CLibrary.java 
b/src/java/org/apache/cassandra/utils/CLibrary.java
index d970d61..bcb5bfa 100644
--- a/src/java/org/apache/cassandra/utils/CLibrary.java
+++ b/src/java/org/apache/cassandra/utils/CLibrary.java
@@ -63,7 +63,8 @@ public final class CLibrary
         }
         catch (UnsatisfiedLinkError e)
         {
-            logger.info("Unable to link C library. Native methods will be 
disabled.");
+            logger.info("JNA link failure, one or more native method will be 
unavailable.");
+            logger.debug("JNA link failure details: " + e.getMessage());
         }
         catch (NoSuchMethodError e)
         {

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